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Q: A camera operator is filming a nature explorer in the Rocky Mountains. The explorer needs to swim ac...

A: Given information: The speed of the river water (Vr) = 0.633 m/s The speed of the person in still wa...

Q: A car travels due east with a speed of 32.0 km/h. Raindrops are falling at a constant speed vertical...

A: Here, the car travels due east with a given speed of 32.0 km/h with respect to Earth (vCE). Hence, t...

Q: If that charge is 3.3 µC , by what percentage does the mass of a 40 g comb change during charging? E...

A: Charge, Q = 3.3×10-6 CMass of comb, M = 0.04 kgCharge of an electron, qe = 1.6×10-19 CMass of an ele...

Q: A small charge (26nC) is found in a uniform electric field (81kN/C). Determine the force on the char...

A: The electric force  on a charge  placed in an electric field  is defined as F=qE Here, F is force, q...

Q: What is the ideal speed to take a 95m-radius curve banked at a 40.0° angle?

A: Given data: Radius of the curved banked (R) = 95 m Angle = 40 degree Need to determine the ideal spe...

Q: what is the lagrange's equation of simple pendulum?

A: Set-up the Lagrangian

Q: An object has an acceleration as a function of time given by (in m/s2): A = (3t2 + 3t) i + (7t3 + 6)...

A: Acceleration of an object is defined as a=dvdt Here, a is acceleration and v is velocity.

Q: Two horizontal parallel plates are separated by a distance of (184mm) creating an electric field of ...

A: Given that: Distance between 2 plates = 184 mm = 92 X 10-3 m Electric field = 13uN/C directed north ...

Q: (1) "BIG CRASH ON THE HIGHWAY" "Two trucks of equal mass collided head-on at the same speed on the b...

A: (i)Let the mass of each truck = M Let the speed of first truck = v (towards the right)Let the speed ...

Q: A satellite with a mass of 200 kg fires its engines to increase velocity, thereby increasing the siz...

A: Satellite mass m = 200kg Radius   r1=7.5×106m Radius r2=7.7×106m Mass of earth M =5.97×1024kg Gravit...

Q: A mass on an inclined plane is connected by a lightweight string to a wall. If the mass of the block...

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Q: In the figure here, a ball is thrown up onto a roof, landing 4.20 s later at height h = 20.0 m above...

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Q: How long is a pendulum arm if the periodicity is 0.65 sec and "g" is 9.8 m/s? ? m

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Q: Two forces of 100 N and 150 N are acting simultaneously at a point . What is the resultant of these ...

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Q: A shopping cart accelerates when a stronggust of wind blows across the Walmart parking lot, blowing ...

A: Given, F=12 Nm=23 kgt= 5 s

Q: How much heat in kcal is necessary to change 335g of ice at -20 degrees celsius to water at 20 degre...

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Q: Find the minimum speed of a particle with trajectory c(t) = (t³ – 3t, t² + 1) for t > 0. Hint: it is...

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Q: 6. The polar form of y = 3 is .. (a) r = 3cosece (b)r = 3sece (c) r² = 3cosece (d) r² = 3sece 7. The...

A: By the polar form identities, y=rsinθ...(i) The given equation is,  y=3...ii By equation (i) and (ii...

Q: A projectile's launch speed is 6.30 times its speed at maximum height. Find the launch angle θ0.

A: Consider the initial speed of the projectile as u. Now, as given, it is launched at an angle of θ0 i...

Q: A man standing between two Clift clap his hand and hear two echoes after 3.65 and 4.2 respectively. ...

A: The man is in between the two cliffs as shown is figure here, The man listens two echoes after 3.65...

Q: A person can change the volume of his body by taking air into his lungs.The amount of change can be ...

A: The weight of the person under water with partial lungs is, F=W-FB20=mg-Vfρg                        ...

Q: Calculate the hydrostatic difference in blood pressure between the brainand the foot in a person of ...

A: Given: The height of the person is h=1.83 m. The density of blood is ρ=1.06×103 kg/m3.   The expre...

Q: An object is placed 9.5cm to the left of a lens of unknown focal length. The image forms 15.4 cm to ...

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Q: The short test length of the air column in a resonace tube at resonance is 0.12m and the next resona...

A: The resonant frequencies in the air column depends on the speed of sound in air, length and geometry...

Q: Math 216 Homework webHW3, Problem 4 A person leaps from an airplane 9500 feet above the ground and d...

A: Consider the following figure which represents the motion of the person. Here, point A represents t...

Q: It's a beautiful sunny day and you decide to go fishing for small crappies. Instead a very large cur...

A: The tensile strength is the resistance of a material to break or undergo any deformation , here ,the...

Q: Starting from rest, Susan pushes a 20 kg box of Christmas decorations with a constant 24 N force alo...

A: Write the given values with suitable variables. P=24 NF=20 Nm=20 kgt=5 su=0 Here, P denotes the appl...

Q: Two particles have equal kinetic energies. Which of the following statements about their momenta is ...

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Q: A ball is dropped from rest from the top of the building. What is the velocity of the ball 3.0 secon...

A: A ball is dropped, therefore the initial velocity is 0m/s. u=0m/s Assuming body is undergoing accele...

Q: A projectile is shot upward from the surface of Earth with an initial velocity of 109 meters per sec...

A: Equation of kinematics is as follows: Position of an object at time t: st=-4.9t2+vot+so             ...

Q: A turtle crawls along a straight line, which we will call the xx-axis with the positive direction to...

A: Given data: xt=50.0 cm +2.00 cm/st-0.0625 cm/s2t2

Q: A closely wound 0.20 m x 0.20 m square coil of 100 turns is exposed to an external magnetic field of...

A: Given Data: The dimension of square is, 0.20 m x 0.20 m. The number of turns is, N = 100. The magne...

Q: The force between two charged objects drop off as     distance squared     1 over the di...

A: The expression for the forces between two charged objects is F=kQ1Q2r2 so, which can be written as F...

Q: Concave mirrors cause an incoming parallel light beam to converge  True  False

A: A concave mirror has the reflecting surface which caves inwards. Examples of concave mirrors are the...

Q: Determine the moment of forces about point O.

A: The moment of forces rotating in counter clockwise direction about the point O is, M=-F1R1-F2R2=-17 ...

Q: From the sketch shown below, find the x, y, z components of the red vector.

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Q: A person with a normal body temperature of 36 ° C dies in an accident while traveling by car. The bo...

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Q: A car starts from rest at a stop sign. It accelerates at 2.0 m/s2for 6.0 seconds, coasts for 2.0 sec...

A: Write the given values with suitable variables. a1=2 m/s2t1=6 sa2=-1.5 m/s2t2=2 s Here, a1 denotes t...

Q: What is the mass on a spring if the periodicity is .55 s and the spring constant is 2.79 N/m m- K+? ...

A: Given time period T = 0.55 s spring constant k = 2.79N/m we have to calculate mass of the spring 

Q: The gravitational force exerted on a solid object is 28.2 N. When the object is suspended from a spr...

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Q: Consider the following figure. C, C (a) Find the equivalent capacitance between points a and b for t...

A: Write the given values with suitable variables. C1=4 μFC2=11 μFC3=4 μFV=60 V Here, C denotes the cap...

Q: An unsuspecting bird is coasting along in an easterly direction at 2.00 mph when a strong wind from ...

A: Horizontal velocity of the ball is vx=2.00 mph0.44704 ms1 mph=0.89408 ms i Horizontal displacement o...

Q: Two charged particles are a distance of 1.72 m from each other. One of the particles has a charge of...

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Q: Physics eBook and Quiz 29:44 Physics-37 Q.5/25 AAA Submit Info Theme OFF Share Bug Font Submit All 5...

A: When an electron makes a transition from the quantum state ni to, then there will be the emission of...

Q: I am needing assistance with this question in its entirety. I have already submitted this question 2...

A: The free body diagram of the system is given below:                                                 ...

Q: As shown in the figure, a bullet of mass m ne v velocity passes through a pendulum mass M and exits ...

A: the mass of bullet = m The mass of pendulum = M Initial velocity of bullet = v Final velocity of bul...

Q: The square surface shown in the figure measures 4.2 mm on each side. It is immersed in a uniform ele...

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Q: Constants Particles of charge +65, +48, and -95 µC are placed in a line (Figure 1). The center one i...

A: The electric force between the charges Q and q is calculated by suing the formula F=kQqr2 , where k=...

Q: A net force of 15 N is exerted on an encyclopedia to cause it to accelerate at a rate of 5 ms^-2.Det...

A: We know,         Force (F)=Mass(M)*ACCELERATION(a) Given,  F=15 N a=5m/s2  

Q: Please answer it both clearly. Thank you.  2. A copper has essentially no sag between poles 50m apar...

A: Given that, The length of a copper wire, l0 = 50 m Initial temperature, Ti = 10°C Final temperature,...